Des Moines, IA 14-Day Forecast
Iowa, United States 🇺🇸
75°
Partly Cloudy right now
Today: high 84°, low 66°
Updated 9 min ago
Des Moines weather for the next 14 days
Friday, August 7
Sunny High 95° Low 65°Precipitation
76%
· 1.01 in
Max wind
18 mph
Humidity
80%
UV index
8 - Very High
Sunrise / sunset
06:15 AM / 08:25 PM
Saturday, August 8
Sunny High 86° Low 62°Precipitation
36%
· 0.02 in
Max wind
17 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
06:16 AM / 08:24 PM
Sunday, August 9
Sunny High 98° Low 73°Precipitation
3%
· 0.0 in
Max wind
17 mph
Humidity
61%
UV index
8 - High
Sunrise / sunset
06:17 AM / 08:22 PM
Monday, August 10
Sunny High 91° Low 73°Precipitation
7%
· 0.0 in
Max wind
12 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
06:18 AM / 08:21 PM
Tuesday, August 11
Patchy rain nearby High 81° Low 69°Precipitation
72%
· 0.06 in
Max wind
13 mph
Humidity
90%
UV index
6 - High
Sunrise / sunset
06:19 AM / 08:20 PM
Wednesday, August 12
Sunny High 89° Low 67°Precipitation
16%
· 0.0 in
Max wind
9 mph
Humidity
82%
UV index
8 - Very High
Sunrise / sunset
06:20 AM / 08:18 PM
Thursday, August 13
Patchy rain nearby High 84° Low 68°Precipitation
81%
· 0.37 in
Max wind
10 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
06:21 AM / 08:17 PM
Friday, August 14
Light drizzle High 71° Low 63°Precipitation
91%
· 0.7 in
Max wind
14 mph
Humidity
95%
UV index
5 - Moderate
Sunrise / sunset
06:22 AM / 08:16 PM
Saturday, August 15
Light rain shower High 67° Low 62°Precipitation
93%
· 0.28 in
Max wind
10 mph
Humidity
97%
UV index
4 - Moderate
Sunrise / sunset
06:23 AM / 08:14 PM
Sunday, August 16
Mist High 76° Low 63°Precipitation
54%
· 0.02 in
Max wind
9 mph
Humidity
87%
UV index
6 - High
Sunrise / sunset
06:24 AM / 08:13 PM
Monday, August 17
Partly Cloudy High 76° Low 59°Precipitation
14%
· 0.0 in
Max wind
12 mph
Humidity
80%
UV index
6 - High
Sunrise / sunset
06:25 AM / 08:11 PM
Tuesday, August 18
Partly Cloudy High 81° Low 61°Precipitation
12%
· 0.0 in
Max wind
16 mph
Humidity
73%
UV index
7 - High
Sunrise / sunset
06:26 AM / 08:10 PM
Wednesday, August 19
Sunny High 93° Low 69°Precipitation
57%
· 0.05 in
Max wind
19 mph
Humidity
73%
UV index
8 - Very High
Sunrise / sunset
06:27 AM / 08:08 PM
Des Moines 14-day outlook: the story
The warmest day of Des Moines's 14-day outlook is Sunday, August 9 with a high near 98°F (37°C); the coolest night comes Monday, August 17, dipping to 59°F (15°C). The trend points cooler: week two runs about 11°F below week one. Highs over the next two weeks average 89°F (32°C), about 6°F (3°C) above the typical August high of 83°F (28°C).
Precipitation is most likely on Thursday 6, Friday 7, Tuesday 11, Thursday 13 and beyond; the wettest day looks like Friday, August 7 with about 1.01 in (25.8 mm) expected. For the weekend, expect Saturday 86°F (30°C) and sunny / Sunday 98°F (37°C) and sunny.
For typical conditions month by month, see the Des Moines climate & average temperatures guide.
Des Moines forecast questions
Will it rain in Des Moines this week?
The forecast currently shows meaningful precipitation chances on 8 of the next 14 days, peaking around Friday, August 7.
What will be the warmest day in Des Moines over the next 14 days?
Sunday, August 9, with a forecast high near 98°F (37°C).
How accurate is a 14-day forecast for Des Moines?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Des Moines by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 31° | 15° | 7 | 1.6 in | 5.8 h/day | 75% |
| February | 36° | 17° | 6 | 1.3 in | 7.8 h/day | 68% |
| March | 50° | 31° | 8 | 2.8 in | 7.9 h/day | 66% |
| April | 60° | 41° | 10 | 3.5 in | 9.0 h/day | 63% |
| May | 72° | 53° | 14 | 5.3 in | 9.9 h/day | 69% |
| June | 83° | 65° | 11 | 4.6 in | 12.3 h/day | 67% |
| July | 85° | 68° | 9 | 3.9 in | 12.7 h/day | 71% |
| August | 83° | 66° | 10 | 3.5 in | 11.3 h/day | 71% |
| September | 78° | 61° | 8 | 3.4 in | 10.3 h/day | 68% |
| October | 64° | 47° | 8 | 3.6 in | 8.2 h/day | 64% |
| November | 49° | 33° | 7 | 2.1 in | 6.9 h/day | 68% |
| December | 39° | 24° | 6 | 1.9 in | 5.9 h/day | 70% |
14-day forecasts nearby